Music Downloads Not Rated by the ESRB. Share the power of dance and download all-new moves from "Don't You Worry Child" by Swedish House Mafia! Written by S. Angello, A. Hedfors, S. Ingrosso , M. Lindstrom & M. Zitron. Published by Sony/ATV Music Pub. (UK) Ltd. c/o Sony/ATV Music Pub. Canada / Lateral Mgmt London Stockholm AB Admin by Kobalt Music Pub. America, Inc. / Universal Music Pub. Group a division of Universal Music Canada Inc. Courtesy of EMI Records Ltd. under license from Universal Music Enterprises.